<template>
    <div>
        <input type="text" v-model="name">
    </div>
</template>
  
<script>
export default {
    data() {
        return {
            name: ""
        }
    },
    watch: {
        name(newVal, oldVal) {
            console.log(newVal, oldVal);
        }
    }
}
</script>
  
<style></style>